Memory Profiler/IgProf

Memory profiling reports

• MEM_LIVE: memory that has not been freed - snapshot of the heap, i.e. a heap profile.
• MEM_MAX: the largest single allocation by any function
• MEM_TOTAL: the total amount of memory allocated by any function - a snapshot of poor memory locality


• N: memory snapshot at the end of N-th event
• Diff(N-M): memory difference between N-th and M-th event - direct memory leakage
• End of Run: memory snapshot at the End of Run

Geant4.11.3.p01 SimplifiedCalo B=4.0T